lcc/Compiler/Compiler.cs
2020-08-17 23:38:24 +02:00

86 lines
No EOL
2.5 KiB
C#

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using Compiler.Lexer;
using Compiler.Parser;
using Compiler.Parser.Nodes;
namespace Compiler
{
public static class Compiler
{
public static void Main()
{
string[] validFiles = Directory.GetFiles("../../../../tests/week_1/valid");
string[] invalidFiles = Directory.GetFiles("../../../../tests/week_1/invalid");
foreach (string filepath in validFiles)
{
List<Token> tokens = TestLexer(filepath, 0);
TestParser(tokens, filepath, 1);
}
foreach (string filepath in invalidFiles)
{
List<Token> tokens = TestLexer(filepath, 0);
TestParser(tokens, filepath, 1);
}
}
static void PrettyPrint(Node root, string indent)
{
Console.WriteLine(indent + root.NodeType);
foreach (Node child in root.Children)
{
PrettyPrint(child, indent + " ");
}
}
static List<Token> TestLexer(string path, int debugLevel)
{
Lexer.Lexer lexer = new Lexer.Lexer();
StreamReader file = new StreamReader(path);
string contents = file.ReadToEnd();
List<Token> tokens = lexer.Lex(contents);
Console.WriteLine("Lexed \"" + path.Split("/").Last() + "\"");
if (debugLevel > 0)
{
Console.WriteLine("-----------" + path + "-----------");
foreach (Token token in tokens)
{
Console.WriteLine(token.ToString());
}
Console.WriteLine("--------------------------------------");
}
return tokens;
}
static void TestParser(List<Token> tokenList, string path, int debugLevel)
{
Parser.Parser p = new Parser.Parser(tokenList);
try
{
Node programNode = p.Parse(NodeType.ProgramNode);
Console.WriteLine("Parsed \"" + path.Split("/").Last() + "\"");
if (debugLevel > 0)
{
PrettyPrint(programNode, "");
}
}
catch (Exception e)
{
Console.WriteLine("Error in file \"" + path.Split("/").Last() + "\"");
Console.WriteLine(e.Message);
}
}
}
}